Grant Fittings, located in Manila, Philippines, has earned a solid reputation as a reliable manufacturer and supplier of top-notch industrial components, including Stainless Steel 17-7 PH Pipe Fittings. Known for their precision engineering and durability, they adhere to international standards, providing dependable solutions for industries that need high-strength, corrosion-resistant, and heat-treatable stainless steel fittings. Their Stainless Steel 17-7 PH Pipe Fittings are crafted to perform exceptionally well under moderate to high pressures, elevated temperatures, and harsh environments. With a strong commitment to quality, consistency, and customer satisfaction, Grant Fittings has become a go-to supplier for engineers, fabricators, and industrial clients both locally and around the world.
| Grade | Properties | Imperial |
|---|---|---|
| 17-7 PH | Density | 7.80 g/cm3 |
| Tensile strength | 170000 psi | |
| Yield strength | 140000 psi | |
| Modulus of elasticity | 29600 ksi |
Stainless Steel 17-7 PH is a precipitation-hardening martensitic stainless steel alloy that includes chromium, nickel, and copper, delivering impressive mechanical strength, toughness, and moderate corrosion resistance. These Pipe Fittings showcase high tensile and yield strength, good hardness, and dimensional stability, which can be further improved through heat treatment. The 17-7 PH alloy maintains its structural integrity even under thermal cycling and moderate corrosive conditions, making it a great choice for applications where mechanical performance and durability are crucial.
| Element | Content (%) |
|---|---|
| Chromium, Cr | 16-18 |
| Nickel, Ni | 6.50 – 7.75 |
| Manganese, Mn | 1 max |
| Silicon, Si | 1 max |
| Aluminum, Al | 0.75 – 1.50 |
| Carbon, C | 0.09 max |
| Phosphorous, P | 0.040 max |
| Sulfur, S | 0.030 max |
| Iron, Fe | Balance |
| Property | 17-7 PH |
|---|---|
| Density, lb/in3 | 0.282 |
| Modulus of Elasticity, psi | 29 x 106 |
| Coefficient of Thermal Expansion, 68-212˚F, /˚F | 8.5 x 10-6 |
| Thermal Conductivity, Btu/ft hr ˚F | 9.5 |
| Specific Heat, Btu/lb ˚F | 0.11 |
| Electrical Resistivity, Microohm-in | 31.5 |
Grant Fittings one of the largest suppliers of Stainless Steel 17-7 PH Pipe Fittings in Manila, Philippines. We specialize in providing a wide range of high-quality, durable fittings for various industrial applications. Our inventory includes elbows, tees, reducers, couplings, and other essential fittings designed to offer exceptional corrosion resistance and strength. Stainless Steel 17-7 PH is known for its cost-effectiveness and excellent mechanical properties, making it ideal for industries such as construction, chemical processing, and food processing. With a commitment to customer satisfaction, timely delivery, and competitive pricing, we are the trusted choice for Stainless Steel 17-7 PH Pipe Fittings in the Philippines.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 17-7 PH Pipe Fittings from Grant Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
Stainless Steel 17-7 PH Pipe Fittings offer excellent advantages, including high strength, superior corrosion resistance, and excellent fatigue properties, making them ideal for demanding applications. They maintain stability and mechanical integrity under high-pressure and high-temperature conditions. These fittings have outstanding stress corrosion cracking resistance and are highly durable, ensuring long service life. The alloy’s precipitation-hardening capability allows for customization of strength through heat treatment. Additionally, they are easy to fabricate and weld, providing versatility for aerospace, chemical processing, and marine industries. Their lightweight yet robust nature enhances operational efficiency.
Yes, custom sizes are available for Stainless Steel 17-7 PH Pipe Fittings to meet specific requirements. We offer tailored solutions to ensure precise fit and performance for various applications. For more information, please contact us at sales@grantfittings.com.
| Property | 17-7PH ≤ 0.010 inch thick | 17-7PH > 0.010 inch thick |
|---|---|---|
| Yield Strength, min. (ksi) | 65 | 55 |
| Tensile Strength, min. (ksi) | 150 | 150 |
| Elongation, min. (%) | – | 20 |
| Hardness, max. (Rb) | – | 92 |
| Properties | Metric | Imperial |
|---|---|---|
| Thermal conductivity | 16.4 W/mK | 114 BTU in/hr.ft2.°F |
| Thermal expansion co-efficient (@0.000-100°C/32-212°F) | 11 µm/m°C | 6.11 µm/m°C |
You’ll find Stainless Steel 17-7 PH Pipe Fittings commonly used in aerospace, petrochemical, chemical processing, power generation, and marine industries. They’re perfect for pipelines, valves, pumps, and process systems that face moderate pressures, temperatures, and corrosive environments. With their outstanding mechanical strength, corrosion resistance, and long service life, these fittings ensure safe and efficient fluid transport. They significantly enhance operational reliability, performance, and durability, making them indispensable for industrial applications that require robust and corrosion-resistant piping solutions.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.




















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